Home / 255,548,880.24-383,169,792.92-99,917,272.77

Finding the Fourth Proportional to 255,548,880.24, 383,169,792.92 and 99,917,272.77

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Solution

The fourth proportional to 255,548,880.24, 383,169,792.92 and 99,917,272.77 is: 149,815,881.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,548,880.24 : 383,169,792.92 = 99,917,272.77 : x
  2. Step 2: Convert to fraction form
    255,548,880.24/383,169,792.92 = 99,917,272.77/x
  3. Step 3: Cross multiply
    255,548,880.24x = 383,169,792.92 × 99,917,272.77
  4. Step 4: Simplify right side
    255,548,880.24x = 38,285,280,715,912,472
  5. Step 5: Solve for x
    x = 38,285,280,715,912,472/255,548,880.24
  6. Step 6: Final answer
    x = 149,815,881.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.